- Excuse me, but isn't getting awfully stuffy in here?
- I'll open a window.

4 seconds sound clip from Radar Men from the Moon - Mass Execution (S1E10).

You can hear this line at 00:12:14.920 in the Blu-ray version of the movie.

Quote context

[...]

- Looks fairly simple.

- Yes, would you like me to take it apart to show you how it works?

- Please.

- There's the intake for the air conditioning system. Put the hose in and turn the gas on.

- Let's find a spot where we can watch the window in case anyone tries to get out.

- We must start manufacturing these weapons at once.

- Wouldn't it be better to save the lunarium for bigger guns? They're what we'll need to stop an invasion by rocket ships.

- Excuse me, but isn't getting awfully stuffy in here?

- I'll open a window.

- You better get her out of here, Mr. Henderson.

- It won't open!

- We'd better get outta here, that'll bring the cops.

- We can't yet.

- Well, I guess that finished him. Let's get outta here.

[...]